[INFO] fetching crate fselect 0.6.4...
[INFO] extracting crate fselect 0.6.4 into work/ex/beta-1.37-6/sources/1.36.0/reg/fselect/0.6.4
[INFO] extracting crate fselect 0.6.4 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fselect/0.6.4
[INFO] validating manifest of fselect-0.6.4 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fselect-0.6.4 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fselect-0.6.4
[INFO] finished frobbing fselect-0.6.4
[INFO] frobbed toml for fselect-0.6.4 written to work/ex/beta-1.37-6/sources/1.36.0/reg/fselect/0.6.4/Cargo.toml
[INFO] started frobbing fselect-0.6.4
[INFO] finished frobbing fselect-0.6.4
[INFO] frobbed toml for fselect-0.6.4 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fselect/0.6.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing fselect-0.6.4 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fselect/0.6.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 2894dce34f53e6ef39edffad0c635a2b53b503a89715145180e05e8f9cb2d5f7
[INFO] running `"docker" "start" "-a" "2894dce34f53e6ef39edffad0c635a2b53b503a89715145180e05e8f9cb2d5f7"`
[INFO] [stderr]    Compiling scanlex v0.1.2
[INFO] [stderr]    Compiling kamadak-exif v0.3.1
[INFO] [stderr]    Compiling mp3-metadata v0.3.2
[INFO] [stderr]    Compiling imagesize v0.8.0
[INFO] [stderr]    Compiling lscolors v0.5.0
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling tree_magic v0.2.1
[INFO] [stderr]    Compiling chrono-english v0.1.4
[INFO] [stderr]    Compiling fselect v0.6.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/searcher.rs:1292:42
[INFO] [stderr]      |
[INFO] [stderr] 1292 |                        mode_func_boxed: &Fn(&Metadata) -> bool,
[INFO] [stderr]      |                                          ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Metadata) -> bool`
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/searcher.rs:1294:40
[INFO] [stderr]      |
[INFO] [stderr] 1294 |                        mode_func_i32: &Fn(u32) -> bool) -> Variant {
[INFO] [stderr]      |                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u32) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/searcher.rs:570:13
[INFO] [stderr]     |
[INFO] [stderr] 570 |         let mut result;
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.98s
[INFO] running `"docker" "inspect" "2894dce34f53e6ef39edffad0c635a2b53b503a89715145180e05e8f9cb2d5f7"`
[INFO] running `"docker" "rm" "-f" "2894dce34f53e6ef39edffad0c635a2b53b503a89715145180e05e8f9cb2d5f7"`
[INFO] [stdout] 2894dce34f53e6ef39edffad0c635a2b53b503a89715145180e05e8f9cb2d5f7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fselect/0.6.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 97b0bca890f86575b6f14faf1059dc892a30b384ad3b008a28a970b8c96e999a
[INFO] running `"docker" "start" "-a" "97b0bca890f86575b6f14faf1059dc892a30b384ad3b008a28a970b8c96e999a"`
[INFO] [stderr]    Compiling fselect v0.6.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/searcher.rs:1292:42
[INFO] [stderr]      |
[INFO] [stderr] 1292 |                        mode_func_boxed: &Fn(&Metadata) -> bool,
[INFO] [stderr]      |                                          ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Metadata) -> bool`
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/searcher.rs:1294:40
[INFO] [stderr]      |
[INFO] [stderr] 1294 |                        mode_func_i32: &Fn(u32) -> bool) -> Variant {
[INFO] [stderr]      |                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u32) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/searcher.rs:570:13
[INFO] [stderr]     |
[INFO] [stderr] 570 |         let mut result;
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.09s
[INFO] running `"docker" "inspect" "97b0bca890f86575b6f14faf1059dc892a30b384ad3b008a28a970b8c96e999a"`
[INFO] running `"docker" "rm" "-f" "97b0bca890f86575b6f14faf1059dc892a30b384ad3b008a28a970b8c96e999a"`
[INFO] [stdout] 97b0bca890f86575b6f14faf1059dc892a30b384ad3b008a28a970b8c96e999a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fselect/0.6.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 99439dc442004439909813639a615c41b9de5919c90a65755d2c2d7516434b0a
[INFO] running `"docker" "start" "-a" "99439dc442004439909813639a615c41b9de5919c90a65755d2c2d7516434b0a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fselect-b5f1ea962a401137
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test lexer::tests::func_calls2 ... ok
[INFO] [stdout] test lexer::tests::func_calls ... ok
[INFO] [stdout] test lexer::tests::agg_func_calls ... ok
[INFO] [stdout] test gitignore::tests::test_simple_pattern ... ok
[INFO] [stdout] test lexer::tests::spaces ... ok
[INFO] [stdout] test parser::tests::simple_query ... ok
[INFO] [stdout] test util::tests::test_compare_all_fields_reverse ... ok
[INFO] [stdout] test lexer::tests::root_with_dashes ... ok
[INFO] [stdout] test lexer::tests::context_sensitive_date_string ... ok
[INFO] [stdout] test util::tests::test_compare_first_smaller_same_prefix ... ok
[INFO] [stdout] test lexer::tests::lexems ... ok
[INFO] [stdout] test util::tests::test_compare_first_smaller ... ok
[INFO] [stdout] test lexer::tests::arithmetic_operators ... ok
[INFO] [stdout] test gitignore::tests::test_negate_pattern ... ok
[INFO] [stdout] test gitignore::tests::test_dir_pattern ... ok
[INFO] [stdout] test parser::tests::query ... ok
[INFO] [stdout] test util::tests::test_compare_same ... ok
[INFO] [stdout] test util::top_n::tests::test_insert_past_limit_comprehensive ... ok
[INFO] [stdout] test util::top_n::tests::test_insert_past_limit_equal_discarded ... ok
[INFO] [stdout] test util::top_n::tests::test_insert_one ... ok
[INFO] [stdout] test util::tests::test_compare_shorter_smaller_same_prefix ... ok
[INFO] [stdout] test util::top_n::tests::test_insert_past_limit_bigger_discarded ... ok
[INFO] [stdout] test util::tests::test_compare_some_fields_reverse ... ok
[INFO] [stdout] test util::top_n::tests::test_insert_past_limit_smaller_last_one_discarded ... ok
[INFO] [stdout] test util::top_n::tests::test_insert_to_limit ... ok
[INFO] [stdout] test util::top_n::tests::test_limitless ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "99439dc442004439909813639a615c41b9de5919c90a65755d2c2d7516434b0a"`
[INFO] running `"docker" "rm" "-f" "99439dc442004439909813639a615c41b9de5919c90a65755d2c2d7516434b0a"`
[INFO] [stdout] 99439dc442004439909813639a615c41b9de5919c90a65755d2c2d7516434b0a